Table 4.
Percentage of eyes with refractive prediction errors within ± 0.25 D, ± 0.5 D, ± 1.0 D and ± 2.0 D after adjusting the mean numerical refractive prediction errors to zero (Fisher’s exact test).
| Prediction error within | SRK/T | Barrett Universal II | Hill-RBF | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Control n (%) | PEX n (%) | p | Control n (%) | PEX n (%) | p | Control n (%) | PEX n (%) | p | |
| ± 0.25 D | 21 (55.26) | 16 (38.10) | 0.178 | 22 (57.89) | 14 (33.33) | 0.042* | 20 (52.63) | 14 (33.33) | 0.113 |
| ± 0.5 D | 31 (81.58) | 24 (57.14) | 0.029* | 32 (84.21) | 26 (61.90) | 0.044* | 31 (81.58) | 26 (61.91) | 0.044* |
| ± 1.0 D | 37 (97.37) | 38 (90.48) | 0.362 | 37 (97.37) | 39 (92.86) | 0.617 | 37 (97.37) | 39 (92.86) | 0.617 |
| ± 2.0 D | 38 (100.00) | 42 (100.00) | – | 38 (100.00) | 42 (100.00) | – | 38 (100.00) | 42 (100.0) | – |
PEX: pseudoexfoliation syndrome; D: diopter; * p < 0.05.